package exception;

import java.io.FileOutputStream;
import java.io.IOException;

public class AutoCloseableDemo {
    public static void main(String[] args) {
        try (
            FileOutputStream fos = new FileOutputStream("fos.dat")
        ){
            fos.write(1);

        } catch (IOException e) {
            System.out.println("出错了！");
        }
    }
}
